quickfixisaac's profile picture. Startup founder living in Ethiopia | talking about programming and maximizing work performance

Isaac Addis

@quickfixisaac

Startup founder living in Ethiopia | talking about programming and maximizing work performance

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Getting Expo to work with pnpm workspaces can be a pain. I wrote an article with errors I encountered and fixes for them. dev.to/isaacaddis/wor… #Expo #ReactNative #Monorepos


Future PhD on the way 😎 I don’t know why I never considered it. Entrepreneurship is more discipline than intellect


Isaac Addis reposted

wait, no ones gonna talk about how tf is openclaw's creator doing 1891 commits in a day?

whynesspower's tweet image. wait, no ones gonna talk about how tf is openclaw's creator doing 1891 commits in a day?

I think I have a proper beginner understanding of Matrix Factorization and BPR. I don't 100% get how the math was derived but I think I know enough to allow myself to ship a vibecoded version of this algorithm. The optimization algorithm for Matrix Factorization and BPR entails…


Seeing a bunch of Sentry errors coming from a Linux OS ☹️


It's been several years but I'm doing matrix multiplication again. I want to build a great recommender system with no vibecoding

quickfixisaac's tweet image. It's been several years but I'm doing matrix multiplication again. I want to build a great recommender system with no vibecoding

I'm afraid my side project looks amateurish from bugs caused by vibecoding & vibe testing #VibeCoding


How do parallel uploads speed things up when each upload slows down internet connection? I've always wondered this.


I'd have 3k+ commits if I didn't push directly to a feature branch

quickfixisaac's tweet image. I'd have 3k+ commits if I didn't push directly to a feature branch

Cloudflare sucks on slow connections. Their products get stuck loading.


IQ test during a server outage. I'm smarter than Opus 4.6.


I'm finding it very helpful to know what's going on and prompt out my thinking rather than vibecode (similar to recommendations by Karpathy). My noob thoughts on this are I wouldn't vibecode after reaching a certain scale because user retention is crucial in the difficult world…


It's been a long time since I looked at Go code. This is very different from Javascript


Caught a "bug" from AI. Related to business logic. The minimum day for bus ticket booking shown to users should be the minimum day with reference to the Ethiopian Timezone. I might write a blog post on this


A big regret for me in startups was not using Tailwind earlier (I thought Tailwind designs looked bad but I just didn't look at enough Tailwind designs). Though, I did attempt to use Tailwind in my first mobile app. I should've applied more whitespace to those designs though


An example of where knowing how to code is helpful: - Prompting a change that involves a database - Then undoing that change You would still need to revert changes to the database which is something Cursor undo can't do right now.


Dot product is high when two vectors have components that "point in the same direction" (both positive, both negative). Dividing dot production by the square root of sums of squared magnitudes just normalizes the dot product to fall between -1 and 1 (this is cosine similarity).


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